Code snippets style

README.md

@@ -180,14 +180,16 @@ Before installing ensure that the Redmine instance is stopped.
             * invalid=replace  => to perform document title invalid characters replacement for '-'
 
         Example:
-            ```
+
+            ```ruby
             rake redmine:dmsf_convert_documents project=test RAILS_ENV="production"
             ```
 
     b) To alert all users who are expected to do an approval in the current approval steps
 
         Example:
-            ```
+
+            ```ruby
             rake redmine:dmsf_alert_approvals RAILS_ENV="production"
             ```
 
@@ -203,7 +205,7 @@ This command must be run on regular basis (e.g. from cron)
 
 Example of cron job (once per hour at 8th minute):
 
-    ```
+    ```bash
     8 * * * * root /usr/bin/ruby redmine_dmsf/extra/xapian_indexer.rb -f
     ```